Warren weather in September 2025

Expect 21°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Warren in September. Check more long-term weather averages for Warren in September before you book your next holiday to Pennsylvania in 2025/2026.

  • 21°C maximum daytime temperature in September in Warren21
    21°C max day temperature
  • 6 hours of sunshine per day
  • 11 days with some rainfall in September in Warren11
    11 days with some rainfall
  • 9°C minimum night-time temperature in September in Warren9
    9°C min night temperature
  • 12 hours of daylight per day in September in Warren12
    12 hours of daylight per day
  • No heat & humidity in September in Warren0
    No heat & humidity
  • 106 mm monthly rainfall in September in Warren106
    106 mm of monthly rainfall
  • UV (maximum) index 6 (High) in September in Warren6
    6 (High) UV index

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The September weather guide for Pennsylvania (Warren) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Warren in September?

Daytime temperatures usually reach 21°C in Warren in September, falling to 9°C at night.

How sunny is it in Warren in September?

There are normally 6 hours of bright sunshine each day in Warren in September - that's 51% of daylight hours.

Does it rain in Warren in September?

There are usually 11 days with some rain in Warren in September and the average monthly rainfall is 106mm.

Warren September sunrise & sunset times

Browse the sunrise and sunset times for Warren in September 2025. Select a month to view Warren sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:43 18:49
Monday, 15th September 2025 05:57 18:25
Tuesday, 30th September 2025 06:13 17:59

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